/*
 * Copyright (c) 2011, Michael Bedward
 * 
 * All rights reserved.
 * 
 * Redistribution and use in source and binary forms, with or without 
 * modification, are permitted provided that the following conditions are met:
 * 
 * Redistributions of source code must retain the above copyright notice, this 
 * list of conditions and the following disclaimer.
 * 
 * Redistributions in binary form must reproduce the above copyright notice, 
 * this list of conditions and the following disclaimer in the documentation 
 * and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE 
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
 * POSSIBILITY OF SUCH DAMAGE.
 */

package com.mousebender.gridfacade.analytical;

import com.mousebender.gridfacade.AbstractGridView;
import com.mousebender.gridfacade.GridViewCell;
import org.geotools.geometry.jts.ReferencedEnvelope;

/**
 * A grid view backed by a function.
 * 
 * @author michael
 */
public class AnalyticalGridView<V extends Number> extends AbstractGridView<V> {
    
    private final AnalyticalFunction<V> fn;

    public AnalyticalGridView(AnalyticalFunction<V> fn,
            ReferencedEnvelope bounds, 
            double cellXDim, 
            double cellYDim, 
            V outsideValue) {
        
        super(bounds, cellXDim, cellYDim, outsideValue);
        this.fn = fn;
    }

    @Override
    public V getValue(double x, double y) {
        GridViewCell cell = params.getCell(x, y);
        if (cell.isNowhere()) {
            return outsideValue;
        }
        
        return fn.getValue(cell);
    }
    
}
